Ryakushiki GUNTO, Komori Katsuyuki signed, 関 Stamp, Very Heavy blade

WW2 Original Japanese Army Officer Sword, 1944-1945.
It is a standard size for a GUNTO sword, but it is very sturdy and heavy.
It was made by Komori Katsuyuki, a swordsmith exclusively employed by the Army.
The character "関" is engraved on the tang as proof that it passed the military's quality inspection.

This blade is not mass-produced in a factory, but made using traditional methods.
The manufacturing control number is written in white paint at the end of the tang.

Signature : Komori Katsuyuki
Nagasa : 650mm (25.59 in.) 
Sori : 13mm (0.51 in.) 
Total length : 995mm (39.17 in.) 
Motohaba : 31.9mm (1.26 in.) 
Sakihaba : 20.9mm (0.82 in.) 
Motokasane : 7.9mm (0.31 in.) 
Sakikasane : 5.5mm (0.22 in.) 
Blade Weight : 819g
Total Weight : 1368g